First make sure you have some restore points left.Make one if you dont.Then try this Start search all files and folders enter adobe flash in the search field Look carefully at what is found and maybe right click and delete. Main risk might be to screwup adobe reader. Maybe you should uninstal it first and reinstal later. Or get Foxit instead . Ace utilities is free to try.That might sort it for you. This is just something for you to try untill the real aces here reply.